package com.qy137.service.impl;

import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
import com.qy137.dao.CourseDao;
import com.qy137.entity.Course;
import com.qy137.service.CourseService;
import com.qy137.utils.CommonResult;

import javax.annotation.Resource;

public class CourseServiceImpl extends ServiceImpl<CourseDao,Course> implements CourseService {

    @Resource
    private CourseDao courseDao;


    @Override
    public CommonResult queryAllCourseRanking(Course course) {
        return null;
    }
}
